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  <div id="layout-content"><div id="reflectiontype.tostring" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ReflectionType::__toString</h1>
  <p class="verinfo">(PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">ReflectionType::__toString</span> &mdash; <span class="dc-title">To string</span></p>

 </div>

 <div id="reflectiontype.tostring-refsynopsisdiv">
  <div class="warning"><strong class="warning">警告</strong><p class="simpara">本函数已自 PHP 7.1.0
起<em class="emphasis">废弃</em>。强烈建议不要使用本函数。</p></div>
 </div>

 <div class="refsect1 description" id="refsect1-reflectiontype.tostring-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>ReflectionType::__toString</strong></span>(): <span class="type">string</span></div>

  <p class="para rdfs-comment">
   Gets the parameter type name.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-reflectiontype.tostring-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-reflectiontype.tostring-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns the type of the parameter.
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-reflectiontype.tostring-changelog">
  <h3 class="title">更新日志</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>版本</th>
      <th>说明</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>7.1.0</td>
      <td>
       <span class="methodname"><strong>ReflectionType::__toString()</strong></span> has been deprecated.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-reflectiontype.tostring-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-5257">
    <p><strong>示例 #1 <span class="methodname"><strong>ReflectionType::__toString()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">function&nbsp;</span><span style="color: #0000BB">someFunction</span><span style="color: #007700">(</span><span style="color: #0000BB">string&nbsp;$param</span><span style="color: #007700">)&nbsp;{}<br /><br /></span><span style="color: #0000BB">$reflectionFunc&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">ReflectionFunction</span><span style="color: #007700">(</span><span style="color: #DD0000">'someFunction'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$reflectionParam&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$reflectionFunc</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getParameters</span><span style="color: #007700">()[</span><span style="color: #0000BB">0</span><span style="color: #007700">];<br /><br />echo&nbsp;</span><span style="color: #0000BB">$reflectionParam</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getType</span><span style="color: #007700">();</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
string
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-reflectiontype.tostring-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="reflectionnamedtype.getname.html" class="methodname" rel="rdfs-seeAlso">ReflectionNamedType::getName()</a> - 以字符串形式获取类型的名称</span></li>
    <li class="member"><span class="methodname"><a href="reflectionnamedtype.isbuiltin.html" class="methodname" rel="rdfs-seeAlso">ReflectionNamedType::isBuiltin()</a> - 检查它是否是内置类型</span></li>
    <li class="member"><span class="methodname"><a href="reflectiontype.allowsnull.html" class="methodname" rel="rdfs-seeAlso">ReflectionType::allowsNull()</a> - Checks if null is allowed</span></li>
    <li class="member"><span class="methodname"><a href="reflectionuniontype.gettypes.html" class="methodname" rel="rdfs-seeAlso">ReflectionUnionType::getTypes()</a> - 返回联合类型中包含的类型</span></li>
    <li class="member"><span class="methodname"><a href="reflectionparameter.gettype.html" class="methodname" rel="rdfs-seeAlso">ReflectionParameter::getType()</a> - Gets a parameter's type</span></li>
   </ul>
  </p>
 </div>


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